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Building design, construction and renovations

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Magroc Insulfound (Magnesium oxide board) Issues: Rotting, Decaying etc

Hi, I have Magroc Insulfound on my foundation slab. The slab has been down for a few months now as I have a delay in getting onto the framing. The Magroc Insulfound has well and truly rotted away. Has anyone else ...
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16 Aug 17 10:24 AM - By tobias kraus
16 Aug '17 10:24 AM
By tobias kraus
29

Louver windows and passive design/ air tightness

Hi all, we are starting to design our new house with passive design principles in mind. We are up-spec'ing insulation and choosing high performance windows/ frames, have a great thermal mass providing concrete floor throughout with underfloor and perimeter insulation- ...
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16 Aug 17 08:25 AM - By Dys
16 Aug '17 08:25 AM
By Dys
9

Greenwood Gasification Woodfired Boiler

Does anyone have one or know of anyone who has one in their home? We are looking at getting one but would like to speak to people who have experience with them before committing. Thanks
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12 Aug 17 08:36 PM - By Guv
12 Aug '17 08:36 PM
By Guv
6

Draughtsman/architect with CLT expertise

Hi, does anyone know of a draughtsman/architect with expertise in CLT construction ? I do have the design and detailing but I need someone to put it all together to a consent suitable set of drawings? ...
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08 Aug 17 08:26 AM - By Dys
08 Aug '17 08:26 AM
By Dys
9

Natural Flow Systems, any experiences good or bad?

We are relocating a house onto a 5 acre section and need to get a septic system fitted. We want to be as sustainable as possible so definately don't want a powered system, and ideally want to our grey water ...
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03 Aug 17 04:45 PM - By MrCat
03 Aug '17 04:45 PM
By MrCat
26

Azzuro Solar Hot Water Systems

In March 2007 we had to replace our aging hot water cylinder and decided to take the opportunity to install a solar hot water system. After exploring the options, we followed the path to install an Azzuro system with ...
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31 Jul 17 03:57 PM - By John Hornblow
31 Jul '17 03:57 PM
By John Hornblow
16

Seeking list of NZ SIP suppliers and Designers

Hi Guys, So it seems that many of the suppliers of SIPs (structural insulated panels) in New Zealand are all pretty poor at making their websites come up in a Google search. Or maybe there's just not very many of them, I'm ...
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31 Jul 17 03:56 PM - By John Hornblow
31 Jul '17 03:56 PM
By John Hornblow
2

thermal break to strap-and-lined concrete masonry wall

Hi guys We have a house under construction which for a number of reasons has an area of concrete masonry external walls (partial retaining, etc.) Originally we'd intended Kingspan's Kooltherm K17 for insulation, but now it is being strapped & lined. Every ...
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31 Jul 17 03:51 PM - By Rob @ FGA
31 Jul '17 03:51 PM
By Rob @ FGA
1

Ductless ventilation systems

Kia ora, We're getting all the external wall of our house insulated and re-gibbed. As part of this job, we're also wanting to install a ventilation system. Because our house has no roof cavity, I'm looking at two products which draw ...
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28 Jul 17 05:09 PM - By Mr Lucas
28 Jul '17 05:09 PM
By Mr Lucas
3

Heat transfer systems

Does anyone have any positive or negative experience of these? There are different systems out there and hard to know which one to choose.
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28 Jul 17 06:52 AM - By xanti
28 Jul '17 06:52 AM
By xanti
156

uPVC window Architectural recommendations?

Can anyone recommend good uPVC windows supplier in NZ? Im after something that has good spans/sizes for architectural house designs some seem to be limited to 2.1m high would prefer a suite that can do at least 2.7m high able to be placed ...
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23 Jul 17 12:41 PM - By SBQ
23 Jul '17 12:41 PM
By SBQ
2

New Build - Whole Home HVAC +inslab solution (net Zero)

Hi All Architectural designer looking to find recommendations for a good balance on a whole home solution for multiple systems able to run as a net zero or negative energy home. this is the way im thinking of going so far: Firstly looking ...
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16 Jul 17 10:47 AM - By JClark
16 Jul '17 10:47 AM
By JClark
1

Is there a practical way to beef up airtightness & insulation in a stick & fluff build?

If it turns out I can't build with SIPS, are there ways to improve a standard stick and fluff building envelope? For example: thicker studs and thicker fluff, insulated slab, thermally broken windows... Wouldn't these factors alone improve the buildings performance ...
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Last Post
14 Jul 17 10:21 AM - By Dys
14 Jul '17 10:21 AM
By Dys
12

Wetback with underfloor heating or radiators?

We are building a 110 square metre home. We are planning to have a wood burner with a wetback as we have a continous supply of firewood. Has anyone experienced using a wetback with radiators or underfloor heating ...
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12 Jul 17 08:06 PM - By country bear
12 Jul '17 08:06 PM
By country bear
11

underfloor heating with concrete slab

how thick should the slab be for underfloor heating and what type of piping is used for wetback to underfloor and what kind of pump?
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Last Post
09 Jul 17 08:09 PM - By Dys
09 Jul '17 08:09 PM
By Dys
54

Hydronic underfloor heating with air-to-water heatpump, Christchurch

Hi all, Can anyone offer advice with regard to this, as well as your experiences with install and running costs? Planning a 180m2 single-storey build in Christchurch and I really like the idea of an efficient central heating system to keep the ...
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Last Post
05 Jul 17 12:09 PM - By JR1
05 Jul '17 12:09 PM
By JR1
9

Weathertight Windows and Doors

HI Has anyone used Weathertight Windows and Doors in Dunedin for retrofitting double glazing? Their website says, " Manufactured in New Zealand using Deceuninck Zendow profile, the worlds leading supplier of UV resistant window and door systems." Any feedback ...
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03 Jul 17 02:03 PM - By SBQ
03 Jul '17 02:03 PM
By SBQ
4

Tankless Electric Hot water heaters (not gas)

Hi there Just wondering if people could recommend some nz suppliers of tankless electric hot water heaters that are not gas powered. Looking into the idea of connecting up to solar pv ...
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Last Post
29 Jun 17 07:08 PM - By SBQ
29 Jun '17 07:08 PM
By SBQ
5

Self draw building plans

Hi. Is it possible for me to do my own plans for council? If so where can i find information on this? Thanks
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Last Post
23 Jun 17 06:39 PM - By Shine
23 Jun '17 06:39 PM
By Shine
1

Wood gasification boiler

Is there anyone in this forum who is using an ATTACK wood gasification boiler for the central heating and warm water? Central Heating NZ in CHCH is the agent for this brand and it is made in Slovakia. We ...
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Last Post
21 Jun 17 10:03 AM - By Dys
21 Jun '17 10:03 AM
By Dys
12

shipping container designer

I need a recommendations for a designer/architect who is good with and has worked on container home design . area kapiti coast
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Last Post
19 Jun 17 10:31 AM - By Brendon
19 Jun '17 10:31 AM
By Brendon
1

Attic space and vilax window

Hello Can someone advise if i need any city council permission if i want to convert attic space to a small room ? Do i need any paper for install vilax window? If yes how much it will cost and what paper.Huge ...
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Last Post
15 Jun 17 10:06 PM - By ap127
15 Jun '17 10:06 PM
By ap127
1

Hard maths on solar gain

Calculating solar gain
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Last Post
06 Jun 17 09:34 PM - By CharlotteB
06 Jun '17 09:34 PM
By CharlotteB
2

Euro Plumbing Hamilton?

I need to get some plumbing work done at my place. What's the say with Euro Plumbing in Hamilton? They seem to be growing fast in Auckland, what's the Hamilton division like? Be good to hear from someone who's dealt ...
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Last Post
06 Jun 17 09:22 AM - By AJ3000
06 Jun '17 09:22 AM
By AJ3000
1

How to beef up airtightness & insulation of stick & fluff build

If it turns out I can't build with SIPS, are there ways to improve a standard stick and fluff building envelope? Eh thicker studs and fluff, insulated slab, thermally broken windows... Wouldn't these factors alone improve the buildings performance without adding ...
READ MORE

Last Post
04 Jun 17 08:10 PM - By Tim 4 Prez
04 Jun '17 08:10 PM
By Tim 4 Prez
1
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